Where: Iran (38.9° N, 45.5° E: paleocoordinates 9.0° S, 41.8° E)

• coordinate estimated from map

• small collection-level geographic resolution

When: Gnishik Formation, Wordian (266.9 - 264.3 Ma)

• 42.2 m thick

• group of beds-level stratigraphic resolution

Environment/lithology: lithified, brown, gray limestone

Size classes: macrofossils, microfossils

Collected by D.L. Stepanov, F. Golshani, J. Stöcklin, B. Hamzepour in 1967

Primary reference: D. L. Stepanov, F. Golshani, and J. Stöcklin. 1969. Upper Permian and Permian-Triassic boundary in north Iran. Geological Survey of Iran Report 12:1-72 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 118139: authorized by Matthew Clapham, entered by Matthew Clapham on 06.10.2011

Creative Commons license: CC BY (attribution)